Leases Leases - Supplemental Cash Flow Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating cash flows from operating leases	$ (1,720)	$ (1,393)	$ (3,278)	$ (2,865)
Operating cash flows from finance leases	(5)	(14)	(11)	(38)
Financing cash flows from finance leases	(153)	(496)	(332)	(1,659)
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	2,051	6	19,106	21,816
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	$ 0	$ 0	$ 68	$ 787